JIPMER2014PhysicsWork, Power and Energy
A ball is released from certain height which losses 50 % of its kinetic energy on striking the ground, it will attain a height again
Options
- A1 4 th of initial height
- B1 2 th of initial height
- C3 4 th of initial height
- DNone of the above
Correct answer
B. 1 2 th of initial height
Step-by-step solution
Ratio of heights h₁ h₂ = 100 100-50 =2h₂= h₁ 2 = 1 2 of the initial height.